Pricing and availability
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Average Price: $434
Standard/Professional
$299
$700+
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Price History
Based on price data from 5 merchants for "Shure BLX14 / SM31-J10". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Experience unparalleled wireless freedom with the Shure BLX14 / SM31-J10, an ideal choice for performers and fitness instructors alike. This robust system combines Shure's renowned engineering with ease of use, ensuring your sound is as dynamic and clear as your performance. The BLX4 receiver features a user-friendly, one-touch setup with the innovative QuickScan technology, which quickly locates the best open frequency, eliminating the guesswork from frequency selection.
The BLX1 bodypack transmitter pairs seamlessly with the moisture-resistant SM31 headworn microphone, a cardioid condenser mic designed to capture your voice with precision while enduring the rigors of high-energy environments. Whether you're on stage or leading an aerobics class, the SM31 delivers exceptional clarity and reliability. The system operates on two AA batteries, providing up to 14 hours of continuous use, ensuring that your performance remains uninterrupted.
The BLX14 / SM31-J10 offers a versatile and expandable solution, supporting up to 12 simultaneous systems, making it a scalable choice for growing setups. With microprocessor-controlled antenna diversity and audio status LEDs, this wireless system ensures stable and clear audio transmission every time.
Key Features:
- Includes BLX4 receiver, BLX1 bodypack transmitter, and SM31 headworn microphone
- QuickScan technology for fast frequency selection
- Moisture-resistant SM31 mic with cardioid polar pattern
- Up to 12 simultaneous systems supported
- Operates for up to 14 hours on two AA batteries
- Microprocessor-controlled antenna diversity
- Comes with power supply, cable clip, and windscreen
Product specs
| Application | Fitness/Active |
| Configuration | Headset Wireless System |
| System Simultaneous Channels | Up to 12 |
| System Analog/Digital | Analog |
| System Frequency Range | 596-608 MHz, 614-618 MHz |
| System Operating Range | 300 ft. Line-of-sight |
| System Frequency Response | 50Hz-15kHz |
| System Microphone Included | Yes |
| System Channel Selection | Manual |
| Microphone Form Factor | Headworn |
| Microphone Color | Black |
| Microphone Type | Condenser |
| Microphone Polar Pattern | Cardioid |
| Microphone Max SPL | 145dB SPL |
| Microphone Connector | TA4F |
| Microphone Frequency Response | 45Hz-20kHz |
| Microphone Cable Length | 3.61 ft. |
| Microphone Self Noise | 28dB |
| Transmitter Form Factor | Bodypack |
| Transmitter Dynamic Range | 117dB (A weighted) |
| Transmitter Battery Type | 2 x AA |
| Transmitter Battery Life | Up to 14 hours |
| Transmitter Connector | TA4M |
| Transmitter Dimensions | 2.5" x 4.3" x 0.8" |
| Transmitter Weight | 0.16 lbs. |
| Receiver Antenna Type | Fixed |
| Receiver Type | Table Top |
| Receiver Front Panel Display | Yes |
| Receiver Displays | LED |
| Receiver Outputs | 1 x XLR, 1 x 1/4" |
| Receiver Dimensions | 7.4" x 1.6" x 4.1" |
| Receiver Weight | 0.53 lbs. |
FAQs
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Is the Shure BLX14 / SM31-J10 suitable for fitness instructors?
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Yes, the Shure BLX14 / SM31-J10 is designed for fitness and active applications, featuring a secure headset microphone that stays in place during movement.
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What is the operating range of the Shure BLX14 / SM31-J10 wireless system?
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The Shure BLX14 / SM31-J10 offers an operating range of up to 300 feet line-of-sight, providing ample coverage for most performance and instructional spaces.
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Does the Shure BLX14 / SM31-J10 require phantom power?
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No, the Shure BLX14 / SM31-J10 wireless system does not require phantom power, as it operates via a bodypack transmitter powered by two AA batteries.
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What type of microphone is included with the Shure BLX14 / SM31-J10 system?
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The system includes a cardioid condenser headset microphone, ideal for capturing clear vocals while minimizing background noise.
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How long does the battery last on the Shure BLX14 / SM31-J10 transmitter?
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The transmitter of the Shure BLX14 / SM31-J10 can operate for up to 14 hours on two AA batteries, making it reliable for extended use.
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Reviews
PROS
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Good tone quality suitable for live performances
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Provides excellent mobility for interactive use
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Zero interference issues reported
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Sweat-resistant, ideal for fitness instructors
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Easy to use and set up
CONS
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Tone not as rich as traditional SM58 mic
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Shure BLX14 / SM31-J10.
Based on 0 Reviews and 0 Ratings
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